A device for insertion into water hydrants and a method of insertion
A Standard patent application filed on 17 November 1993 credited to Dawson, Kenneth William
;
Collis, David Richard
Details
Application number :
50769
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
A device for insertion into water hydrants and a method of insertion